| Subject | English | Arabic |
| reliabil. | fault tree | شجرة الاعطال |
| reliabil. | fault tree analysis | تحليل شجرة الاعطال |
| comp., MS | fault tree analysis diagram | رسم تخطيطي لتحليل شجرة السلبيات (A type of diagram commonly used to illustrate events that might lead to a failure so the failure can be prevented) |